Add XML docs required by CommentChecker fixes

tests/ZB.MOM.WW.CDBBC.E2E.Benchmark.Tests/SurrealLogStorageBenchmarks.cs

@@ -57,6 +57,9 @@ public class SurrealLogStorageBenchmarks
     private string _contextNumericKeyQueryValue = string.Empty;
     private int _contextNumericValueQueryValue;
 
+    /// <summary>
+    ///     Initializes the benchmark environment and seeds the dataset.
+    /// </summary>
     [GlobalSetup]
     public async Task GlobalSetupAsync()
     {
@@ -97,6 +100,9 @@ public class SurrealLogStorageBenchmarks
             $"RocksDB size: {sizeBytes / (1024d * 1024d):F2} MiB ({sizeBytes:N0} bytes). Path: {_databasePath}");
     }
 
+    /// <summary>
+    ///     Handles benchmark teardown for surreal log storage scenarios.
+    /// </summary>
     [GlobalCleanup]
     public Task GlobalCleanupAsync()
     {
@@ -104,6 +110,9 @@ public class SurrealLogStorageBenchmarks
         return Task.CompletedTask;
     }
 
+    /// <summary>
+    ///     Queries the latest log rows by context identifier.
+    /// </summary>
     [Benchmark(Description = "Query by contextId (latest 200 rows)")]
     public async Task QueryByContextIdAsync()
     {
@@ -117,6 +126,9 @@ public class SurrealLogStorageBenchmarks
             new Dictionary<string, object?> { ["contextId"] = _contextIdQueryValue });
     }
 
+    /// <summary>
+    ///     Queries the latest rows by logger and timestamp range.
+    /// </summary>
     [Benchmark(Description = "Query by loggerName + timestamp range (latest 200 rows)")]
     public async Task QueryByLoggerAndTimestampAsync()
     {
@@ -137,6 +149,9 @@ public class SurrealLogStorageBenchmarks
             });
     }
 
+    /// <summary>
+    ///     Queries rows by logger and context key/value pairs.
+    /// </summary>
     [Benchmark(Description = "Query by loggerName + timestamp + arbitrary context string key/value")]
     public async Task QueryByLoggerTimestampAndContextKeyAsync()
     {
@@ -169,6 +184,9 @@ public class SurrealLogStorageBenchmarks
             });
     }
 
+    /// <summary>
+    ///     Queries rows by logger and numeric context key/value pairs.
+    /// </summary>
     [Benchmark(Description = "Query by loggerName + timestamp + arbitrary context number key/value")]
     public async Task QueryByLoggerTimestampAndNumericContextKeyAsync()
     {
@@ -201,6 +219,9 @@ public class SurrealLogStorageBenchmarks
             });
     }
 
+    /// <summary>
+    ///     Reports RocksDB size for the seeded benchmark database.
+    /// </summary>
     [Benchmark(Description = "RocksDB size (bytes)")]
     public long GetDatabaseFileSizeBytes()
     {